Overview
The STM32F105V8T6, produced by STMicroelectronics, is a member of the STM32F105xx and STM32F107xx connectivity line family. This microcontroller is based on the high-performance ARM® 32-bit Cortex®-M3 CPU, operating at a maximum frequency of 72 MHz. It features high-speed embedded memories, including up to 256 Kbytes of Flash memory and 64 Kbytes of SRAM. The device is equipped with an extensive range of enhanced I/Os and peripherals connected to two APB buses, making it suitable for a wide range of applications.
The STM32F105V8T6 operates in the –40 to +105 °C temperature range and supports a power supply from 2.0 to 3.6 V. It includes various power-saving modes, enabling the design of low-power applications. The device is available in different package types, including the LQFP 100 14x14x1.4 mm package for the STM32F105V8T6.
Key Specifications
| Specification | Details |
|---|---|
| Core | ARM® 32-bit Cortex®-M3 CPU |
| Maximum Frequency | 72 MHz |
| Performance | 1.25 DMIPS/MHz (Dhrystone 2.1) at 0 wait state memory access |
| Flash Memory | Up to 256 Kbytes |
| SRAM | 64 Kbytes |
| Power Supply | 2.0 to 3.6 V |
| Temperature Range | –40 to +105 °C |
| ADCs | 2 × 12-bit, 1 μs A/D converters (16 channels) |
| DACs | 2 × 12-bit D/A converters |
| Timers | Up to 10 timers, including 4 general-purpose 16-bit timers and 1 motor control PWM timer |
| Communication Interfaces | Up to 2 I2Cs, 3 SPIs, 2 I2Ss, 5 USARTs, USB 2.0 full-speed device/host/OTG, 2 CANs |
| Package | LQFP 100 14x14x1.4 mm |
| I/O Ports | Up to 80 fast I/O ports, almost all 5 V-tolerant |
Key Features
- High-Performance CPU: ARM® 32-bit Cortex®-M3 CPU with single-cycle multiplication and hardware division.
- Memory and Storage: Up to 256 Kbytes of Flash memory and 64 Kbytes of general-purpose SRAM.
- Power Management: Sleep, Stop, and Standby modes; VBAT supply for RTC and backup registers.
- Analog to Digital Converters (ADCs): 2 × 12-bit, 1 μs A/D converters with 16 channels and up to 2 MSPS in interleaved mode.
- Digital to Analog Converters (DACs): 2 × 12-bit D/A converters.
- Timers and Counters: Up to 10 timers, including four 16-bit timers and one 16-bit motor control PWM timer.
- Communication Interfaces: Multiple interfaces such as I2C, SPI, I2S, USART, USB OTG FS, and CAN.
- Debug and Trace: Serial wire debug (SWD) and JTAG interfaces, Cortex®-M3 Embedded Trace Macrocell™.
- I/O and Peripherals: Up to 80 fast I/O ports, CRC calculation unit, and 96-bit unique ID.
Applications
The STM32F105V8T6 is suitable for a wide range of applications, including:
- Motor drives and application control
- Medical and handheld equipment
- Industrial applications, PLCs, inverters, printers, and scanners
- Alarm systems, video intercom, HVAC, and home audio equipment
Q & A
- What is the core of the STM32F105V8T6 microcontroller?
The core is the ARM® 32-bit Cortex®-M3 CPU.
- What is the maximum operating frequency of the STM32F105V8T6?
The maximum operating frequency is 72 MHz.
- How much Flash memory does the STM32F105V8T6 have?
The STM32F105V8T6 has up to 256 Kbytes of Flash memory.
- What is the temperature range for the STM32F105V8T6?
The temperature range is –40 to +105 °C.
- What types of communication interfaces are available on the STM32F105V8T6?
The device includes I2C, SPI, I2S, USART, USB OTG FS, and CAN interfaces.
- Does the STM32F105V8T6 support low-power modes?
Yes, it supports Sleep, Stop, and Standby modes.
- How many I/O ports does the STM32F105V8T6 have?
The device has up to 80 fast I/O ports.
- What is the package type for the STM32F105V8T6?
The package type is LQFP 100 14x14x1.4 mm.
- Does the STM32F105V8T6 have Ethernet capabilities?
No, Ethernet is available only on the STM32F107xx series, not on the STM32F105xx series.
- What debug interfaces are supported by the STM32F105V8T6?
The device supports Serial wire debug (SWD) and JTAG interfaces.
